Genetic Engineering

This is the first 1,000 characters of 1474 words (5.9 pages) in the essay titled Genetic Engineering

Genetic Engineering

At the Roslin Institute in Edinburgh, Scotland, Dr. Keith Campbell, director of embryology at PPL therapeutics in Roslin, and his colleague Dr. Ian Wilmut worked together on a project to clone a sheep, Dolly, from adult cells. On February 22, 1997, they finally succeeded. Dolly was the only lamb born from 277 fusions of oocytes with udder cells. Wilmut says there were so many failures because it is difficult to ensure that the empty oocytes and the donor cell are at the same stage of the cell division cycle.To clone Dolly, basically scientists took an unfertilized egg cell, removed the nucleus, replaced it with cells taken from the organism to be cloned, put it into an empty egg cell which begins to develop as an embryo, and implanted this embryo into a mother, from which the clone was born.The fact that only 1 out of 277 attempts succeeded is a little scary when applied to human beings. If an attempt to clone a human led to that high of a death toll, then there...

To view the complete essay NOW:

You can view download the complete version of this essay for only $14.00. This is the final price of the essay - there is no extra hidden or fees and no price per page charges. Your purchase is 100% secure. Click on the Paypal icon below and you will have the essay instantaneously.